Weathering and Erosion

Front

What is weathering?

Back

Weathering is the breaking down of rocks into smaller pieces.

Front

What is erosion?

Back

Erosion is the movement of rocks and soil from one place to another.

Front

Can tree roots break down rocks?

Back

True, tree roots can break down rocks.

Front

What happens during erosion?

Back

During erosion, rocks and soil are moved by wind, water, or ice.

Front

What is an example of erosion?

Back

Glaciers moving rocks as they melt is an example of erosion.

Front

What is an example of weathering?

Back

Weathering can occur when rainwater seeps into cracks in rocks and breaks them apart.

Front

How do animals contribute to erosion?

Back

Animals digging holes in the ground can cause erosion by moving soil.

Front

What is the difference between weathering and erosion?

Back

Weathering is the breaking down of rocks, while erosion is the movement of those broken rocks.

Front

What natural forces can cause erosion?

Back

Wind, water, and ice are natural forces that can cause erosion.

Front

What is mechanical weathering?

Back

Mechanical weathering is the physical breaking down of rocks without changing their chemical composition.